Gecko [ nrupathungauniversityblr.ac.in ]

Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
__init__.py	47 B	-rw-r--r--
fix_apply.py	1.86 KB	-rw-r--r--
fix_asserts.py	984 B	-rw-r--r--
fix_basestring.py	320 B	-rw-r--r--
fix_buffer.py	590 B	-rw-r--r--
fix_callable.py	1.12 KB	-rw-r--r--
fix_dict.py	3.72 KB	-rw-r--r--
fix_except.py	3.27 KB	-rw-r--r--
fix_exec.py	1001 B	-rw-r--r--
fix_execfile.py	1.94 KB	-rw-r--r--
fix_exitfunc.py	2.44 KB	-rw-r--r--
fix_filter.py	2.05 KB	-rw-r--r--
fix_funcattrs.py	644 B	-rw-r--r--
fix_future.py	547 B	-rw-r--r--
fix_getcwdu.py	451 B	-rw-r--r--
fix_has_key.py	3.15 KB	-rw-r--r--
fix_idioms.py	4.76 KB	-rw-r--r--
fix_import.py	3.18 KB	-rw-r--r--
fix_imports.py	5.55 KB	-rw-r--r--
fix_imports2.py	289 B	-rw-r--r--
fix_input.py	708 B	-rw-r--r--
fix_intern.py	774 B	-rw-r--r--
fix_isinstance.py	1.57 KB	-rw-r--r--
fix_itertools.py	1.51 KB	-rw-r--r--
fix_itertools_imports.py	2.04 KB	-rw-r--r--
fix_long.py	476 B	-rw-r--r--
fix_map.py	2.99 KB	-rw-r--r--
fix_metaclass.py	8.01 KB	-rw-r--r--
fix_methodattrs.py	606 B	-rw-r--r--
fix_ne.py	571 B	-rw-r--r--
fix_next.py	3.1 KB	-rw-r--r--
fix_nonzero.py	597 B	-rw-r--r--
fix_numliterals.py	768 B	-rw-r--r--
fix_operator.py	3.39 KB	-rw-r--r--
fix_paren.py	1.2 KB	-rw-r--r--
fix_print.py	2.79 KB	-rw-r--r--
fix_raise.py	2.86 KB	-rw-r--r--
fix_raw_input.py	454 B	-rw-r--r--
fix_reduce.py	837 B	-rw-r--r--
fix_reload.py	693 B	-rw-r--r--
fix_renames.py	2.17 KB	-rw-r--r--
fix_repr.py	613 B	-rw-r--r--
fix_set_literal.py	1.66 KB	-rw-r--r--
fix_standarderror.py	449 B	-rw-r--r--
fix_sys_exc.py	1.01 KB	-rw-r--r--
fix_throw.py	1.54 KB	-rw-r--r--
fix_tuple_params.py	5.43 KB	-rw-r--r--
fix_types.py	1.75 KB	-rw-r--r--
fix_unicode.py	1.23 KB	-rw-r--r--
fix_urllib.py	8.19 KB	-rw-r--r--
fix_ws_comma.py	1.06 KB	-rw-r--r--
fix_xrange.py	2.63 KB	-rw-r--r--
fix_xreadlines.py	689 B	-rw-r--r--
fix_zip.py	902 B	-rw-r--r--

Code Editor : fix_operator.py

"""Fixer for operator functions.

operator.isCallable(obj)       -> hasattr(obj, '__call__')
operator.sequenceIncludes(obj) -> operator.contains(obj)
operator.isSequenceType(obj)   -> isinstance(obj, collections.Sequence)
operator.isMappingType(obj)    -> isinstance(obj, collections.Mapping)
operator.isNumberType(obj)     -> isinstance(obj, numbers.Number)
operator.repeat(obj, n)        -> operator.mul(obj, n)
operator.irepeat(obj, n)       -> operator.imul(obj, n)
"""

import collections

# Local imports
from lib2to3 import fixer_base
from lib2to3.fixer_util import Call, Name, String, touch_import

def invocation(s):
    def dec(f):
        f.invocation = s
        return f
    return dec

class FixOperator(fixer_base.BaseFix):
    BM_compatible = True
    order = "pre"

methods = """
              method=('isCallable'|'sequenceIncludes'
                     |'isSequenceType'|'isMappingType'|'isNumberType'
                     |'repeat'|'irepeat')
              """
    obj = "'(' obj=any ')'"
    PATTERN = """
              power< module='operator'
                trailer< '.' %(methods)s > trailer< %(obj)s > >
              |
              power< %(methods)s trailer< %(obj)s > >
              """ % dict(methods=methods, obj=obj)

def transform(self, node, results):
        method = self._check_method(node, results)
        if method is not None:
            return method(node, results)

@invocation("operator.contains(%s)")
    def _sequenceIncludes(self, node, results):
        return self._handle_rename(node, results, "contains")

@invocation("hasattr(%s, '__call__')")
    def _isCallable(self, node, results):
        obj = results["obj"]
        args = [obj.clone(), String(", "), String("'__call__'")]
        return Call(Name("hasattr"), args, prefix=node.prefix)

@invocation("operator.mul(%s)")
    def _repeat(self, node, results):
        return self._handle_rename(node, results, "mul")

@invocation("operator.imul(%s)")
    def _irepeat(self, node, results):
        return self._handle_rename(node, results, "imul")

@invocation("isinstance(%s, collections.Sequence)")
    def _isSequenceType(self, node, results):
        return self._handle_type2abc(node, results, "collections", "Sequence")

@invocation("isinstance(%s, collections.Mapping)")
    def _isMappingType(self, node, results):
        return self._handle_type2abc(node, results, "collections", "Mapping")

@invocation("isinstance(%s, numbers.Number)")
    def _isNumberType(self, node, results):
        return self._handle_type2abc(node, results, "numbers", "Number")

def _handle_rename(self, node, results, name):
        method = results["method"][0]
        method.value = name
        method.changed()

def _handle_type2abc(self, node, results, module, abc):
        touch_import(None, module, node)
        obj = results["obj"]
        args = [obj.clone(), String(", " + ".".join([module, abc]))]
        return Call(Name("isinstance"), args, prefix=node.prefix)

def _check_method(self, node, results):
        method = getattr(self, "_" + results["method"][0].value)
        if isinstance(method, collections.Callable):
            if "module" in results:
                return method
            else:
                sub = (str(results["obj"]),)
                invocation_str = method.invocation % sub
                self.warning(node, "You should use '%s' here." % invocation_str)
        return None

${this.title}

Code Editor : fix_operator.py